Home / 10,455.38-14,435.28-6,482.36

Finding the Fourth Proportional to 10,455.38, 14,435.28 and 6,482.36

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Solution

The fourth proportional to 10,455.38, 14,435.28 and 6,482.36 is: 8,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.38 : 14,435.28 = 6,482.36 : x
  2. Step 2: Convert to fraction form
    10,455.38/14,435.28 = 6,482.36/x
  3. Step 3: Cross multiply
    10,455.38x = 14,435.28 × 6,482.36
  4. Step 4: Simplify right side
    10,455.38x = 93,574,681.66
  5. Step 5: Solve for x
    x = 93,574,681.66/10,455.38
  6. Step 6: Final answer
    x = 8,949.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.